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CR019A Copper vs. C43500 Brass

Both CR019A copper and C43500 brass are copper alloys. They have 81% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is CR019A copper and the bottom bar is C43500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 15
8.5 to 46
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 43
42
Tensile Strength: Ultimate (UTS), MPa 220
320 to 530
Tensile Strength: Yield (Proof), MPa 130
120 to 480

Thermal Properties

Latent Heat of Fusion, J/g 210
190
Maximum Temperature: Mechanical, °C 200
160
Melting Completion (Liquidus), °C 1090
1000
Melting Onset (Solidus), °C 1040
970
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 390
120
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
28
Electrical Conductivity: Equal Weight (Specific), % IACS 100
30

Otherwise Unclassified Properties

Base Metal Price, % relative 35
28
Density, g/cm3 9.0
8.5
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 42
45
Embodied Water, L/kg 390
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
44 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 76
65 to 1040
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 6.8
10 to 17
Strength to Weight: Bending, points 9.0
12 to 17
Thermal Diffusivity, mm2/s 110
37
Thermal Shock Resistance, points 7.8
11 to 18

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Copper (Cu), % 99.874 to 99.92
79 to 83
Iron (Fe), % 0
0 to 0.050
Lead (Pb), % 0
0 to 0.090
Silver (Ag), % 0.080 to 0.12
0
Tin (Sn), % 0
0.6 to 1.2
Zinc (Zn), % 0
15.4 to 20.4
Residuals, % 0
0 to 0.3